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【单选题】
带传动是借助带和带轮间的 来传递动力和运动的。 A. 啮合 B. 磨擦 C. 粘接A.
A
B.
B
C.
C
D.
D
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举一反三
【简答题】用于绘制透视图的投影方法是 ,用于绘制轴测图的投影方法是 。
【单选题】In Tomorrow, Summer, Why had the biology teacher made fun of Mirage's name by asking “Do some people call you Illusion”?
A.
Because the words ,mirage and illusion ,have the similar meaning.
B.
Because Mr. Ray is a humorous teacher.
C.
Because the biology teacher wanted to punish Mirage.
D.
Because Mirage is a naughty girl.
【单选题】If it tomorrow, I will do some sightseeing with my parents in the Summer Palace. [ ]
A.
didn’t rain
B.
won’t rain
C.
doesn’t rain
D.
isn’t raining
【单选题】第一胎，孕足月，枕左前位，规律宫缩已17个小时，宫口开大3ml胎心140次/分，产妇一般情况良好。宫缩较初期间歇时间长，约10～15分钟1次，持续时间30秒，宫缩高峰时，子宫不硬，经详细检查无头盆不称，骨盆狭窄。 该产妇除有宫缩乏力外，还应诊断：
A.
第二产程延长
B.
活跃期延长
C.
活跃期缩短
D.
潜伏期延长
E.
潜伏期缩短
【单选题】( True or False) In the story of Tomorrow, Summer, all the students like Mr.Ray very much because he is very humorous and active.
A.
True
B.
False
【单选题】In Tomorrow, Summer, according to the conversation between Manny and Mr. Ray at the grocery store several months later, which of the following is not true?
A.
Mr. Ray was badly ill.
B.
Mr. Ray thought he was not a humorous teacher.
C.
Mr. Ray didn't have much time left to live.
D.
Manny thought Mr. Ray was a humorous teacher.
【简答题】第一个填空(_情况良好_),
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